M220Z1-L02 Chi Mei, M220Z1-L02 Datasheet - Page 19

• Manufacturer Part Number: M220Z1-L02
• Description: LCD Module
• Manufacturer: Chi Mei

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Note (5)
Note (4) Definition of Luminance of White (L
Note (6) Definition of White Variation (δW):
temperature change during measuring. In order to stabilize the luminance, the measurement
should be executed after lighting Backlight for 60 minutes in a windless room.
δW = Maximum [L (1) ~ L (13)] / Minimum [L (1) ~ L (13)]
Measurement Setup:
The LCD module should be stabilized at given temperature for 60 minutes to avoid abrupt
Measure the luminance of gray level 255 at center point
L
L (x) is corresponding to the luminance of the point X at Figure in Note (6).
Measure the luminance of gray level 255 at 13 points
C
= L (7)
LCD Module
USB2000
LCD Panel
Center of the Screen
500 mm
Field of View = 2º
C
):
19 / 26
CS-1000T
Light Shield Room
(Ambient Luminance < 2 lux)
Gray 0
Issued Date: Sep. 11, 2006
DOC No.: 14067720
Model No.: M220Z1-L02
Approval
Version 2.0